CN213026242U

CN213026242U - Device for separating and collecting diaphragm and positive and negative pole pieces of soft package battery

Info

Publication number: CN213026242U
Application number: CN202022283521.6U
Authority: CN
Inventors: 陈维; 朱东华; 余新喜; 王雪; 穆昌浪
Original assignee: Guizhou Meiling Power Supply Co Ltd
Current assignee: Guizhou Meiling Power Supply Co Ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-04-20
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a device that is used for laminate polymer battery diaphragm and positive negative pole piece separation to collect, including material case, plastic slab, baffle, first collapsible scraper blade and the collapsible scraper blade of second, spiked cylinder, handle, operation panel frame, first slide rail and second slide rail. The positive pole piece on the diaphragm is separated through the first retractable scraper, the diaphragm is wound through the belt nail roller, and the negative pole piece is separated through gravity and the second retractable scraper, so that the separation and collection of the diaphragm and the positive and negative pole pieces are realized. The device of the utility model is simple in structure, with low costs, can easily realize the separation of diaphragm and positive and negative pole piece.

Description

Device for separating and collecting diaphragm and positive and negative pole pieces of soft package battery

Technical Field

The utility model belongs to the technical field of lithium ion battery retrieves, especially be used for laminate polymer battery diaphragm and just, the device that negative pole piece separation was collected.

Background

Soft package lithium ion battery is widely used in the electric automobile field, along with the rapid development of soft package lithium ion battery, how to solve the scrapping and recycling of these batteries becomes new problem, and the technical scheme of this piece is collected to material classification after the battery is disassembled is deficient at present.

Disclosure of Invention

The utility model discloses aim at solving laminate polymer battery diaphragm after disassembling and just, the separation of negative pole piece, the problem of collecting. Specifically, the simple device for separating the soft package battery diaphragm from the positive and negative electrode sheets is provided for solving the problem of how to safely, effectively and separately separate the diaphragm taken out of the soft package battery from the positive and negative electrodes.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a device for separating and collecting a diaphragm and positive and negative pole pieces of a soft package battery comprises,

an operating bench;

the material box is arranged in the operation rack;

the plastic plate is positioned above the material box;

the two baffles are arranged above the material box at intervals in parallel;

the nail-carrying roller is rotatably connected between the two baffle plates through a rotating shaft and is positioned above the plastic plate;

the handle is connected with one end of the rotating shaft and is used for driving the rotating shaft and the roller with the nails to rotate together;

the first retractable scraper is positioned between the two baffles and is positioned on one side, close to the belt pin roller, of a connecting line of the belt pin roller and the plastic plate;

the second retractable scraper is positioned between the two baffles and is positioned on one side, close to the plastic plate, of the connecting line of the belt nail roller and the plastic plate.

Further, the upper end of the operation rack is provided with a pair of first sliding rails and second sliding rails which are arranged in parallel at intervals, the two baffles are respectively connected with the first sliding rails and the second sliding rails, and the distance between the two baffles can be changed through the first sliding rails and the second sliding rails.

Furthermore, the rotating shaft of the roller with the nail is detachably connected to the baffle through a second screw.

Further, the first retractable scraper blade and the second retractable scraper blade are detachably connected to the baffle through first screws.

Furthermore, the baffle is right triangle support, and has an outside extension limit on a right angle side, extends the limit and is located the plastic slab top.

Preferably, the acute included angle between the hypotenuse of the right triangle support and the plastic plate is 30 degrees.

Preferably, the first retractable scraper and the second retractable scraper are triangular prism structures, and edges of the first retractable scraper and the second retractable scraper are rounded.

Preferably, the spiked roller comprises a cylindrical barrel, and a plurality of conical protrusions are distributed on the cylindrical surface of the barrel.

Preferably, the material box comprises a positive plate material box and a negative plate material box, the negative plate material box is close to one side of the nail-carrying roller, and the positive plate material box is far away from one side of the nail-carrying roller.

Compared with the prior art, the utility model discloses a possess following characteristics:

1) the belt nail roller can be detached, when the membrane winding on the belt nail roller reaches the upper limit (when the outer diameter of the membrane roll is large enough), the second screw on the end face of the rotating shaft of the belt nail roller is unscrewed, the rotating shaft can be detached, and then a new belt nail roller is replaced.

2) The distance between the two baffle plates can be adjusted according to the size of the battery pole piece.

3) The device has simple structure and low cost, and can easily realize the separation of the diaphragm from the positive and negative plates.

Drawings

FIG. 1 is a front view of the separation and collection device of the present invention;

fig. 2 is a perspective view of the separating and collecting device of the present invention;

in the figure: 1. a material box; 2. a plastic panel; 3. a baffle plate; 4. a first retractable squeegee; 5. a spiked drum; 6. a handle; 7. an operating bench; 8. a first slide rail; 9. a material tank handle; 10. a second slide rail; 11. a first screw; 12. a rotating shaft; 13. a second screw; 14. a second retractable flight.

Detailed Description

The following description of the present invention will be made with reference to the accompanying drawings and specific embodiments, but it should not be understood that the scope of the present invention is limited to the following embodiments, and various modifications, substitutions and changes made according to the ordinary technical knowledge and conventional means in the art without departing from the technical spirit of the present invention are included in the scope of the present invention.

As shown in fig. 1 and 2, a simple device for separating and collecting a soft package battery diaphragm and positive and negative pole pieces comprises a material box 1, a plastic plate 2, a baffle 3, a first retractable scraper 4, a second retractable scraper 14, a roller with nails 5, a handle 6, an operation table frame 7, a first slide rail 8 and a second slide rail 10.

The operation bench 7 is used as a main body frame of the whole separation and collection device and plays a role in bearing and fixing;

the material box 1 is arranged in the operation rack 7 and is used as a collecting container of the separated positive and negative pole pieces, the surface of the material box is provided with a material box handle 9, as shown in figure 2, the material box 1 is divided into a positive pole piece material box and a negative pole piece material box, the negative pole piece material box is arranged below the nailed roller 5, and the positive pole piece material box is arranged below the plastic piece 2;

the plastic plate 2 is positioned above the material box 1 and is used as a stacking platform before the separation of the battery diaphragm and a zero-time stacking platform of the separated positive pole piece;

the number of the baffle plates 3 is two, the two baffle plates 3 are arranged above the material box 1 in parallel at intervals, and the baffle plates 3 are used as supports of a first retractable scraper 4, a roller with nails 5 and a second retractable scraper 14;

the belt nail roller 5 is rotatably connected between the two baffle plates 3 through a rotating shaft 12 and is positioned above the plastic plate 2, and the belt nail roller 5 is used for coiling the diaphragm; the surface of the roller with the nail 5 is provided with a conical bulge with the height of about 10mm, so that the friction force is increased, and the winding of the diaphragm is facilitated;

the handle 6 is connected with one end of the rotating shaft 12, and the handle 6 is used for driving the belt nail roller 5 and the rotating shaft 12 to rotate;

the first retractable scraper 4 is positioned between the two baffle plates 3, is positioned on the connecting line of the nail-carrying roller 5 and the plastic plate 2 and is close to one side of the nail-carrying roller 5, and is used for separating part of the negative pole pieces which are not separated from the diaphragm;

the second retractable scraper 14 is positioned between the two baffles 3, is positioned on the connecting line of the belt nail roller 5 and the plastic plate 2 and is close to one side of the plastic plate 2, and is used for separating the positive pole piece on the diaphragm;

the first retractable scraper 4 and the second retractable scraper 14 are triangular prisms, the edge contacting the diaphragm is chamfered into a 2mm round angle, the diaphragm is prevented from being scratched too sharply, the retractable scraper can be changed in length, as an option, a common nested telescopic rod structure (retractable antenna) can meet the requirement, and the retractable range is controlled to be 50-250 mm. Because the scraper blade only plays a role in separating the diaphragm from the pole piece, the scraper blade is not required to be completely attached to the diaphragm in the width direction of the diaphragm, and only a part of the length of the scraper blade is required to be contacted with the diaphragm.

As an option, the upper end of the operation bench 7 is provided with a pair of first slide rail 8 and a second slide rail 10 which are arranged in parallel at intervals, the two baffle plates 3 are respectively connected with the first slide rail 8 and the second slide rail 10, and the spacing distance between the two baffle plates 3 can be increased or decreased through the first slide rail 8 and the second slide rail 10 so as to adapt to battery pole pieces with different width sizes.

The pivot 12 of area nail cylinder 5 can be dismantled through second screw 13 and connect on baffle 3, and first collapsible scraper blade 4 and the collapsible scraper blade 14 of second can be dismantled through first screw 11 and connect on baffle 3, the convenient change.

Baffle 3 is right triangle support, and has an outside extension limit on a right angle edge, and the extension limit is located plastic slab 2 top, as shown in fig. 2, and two extreme point positions on this right angle edge of baffle 3 are connected respectively on first slide rail 8 and second slide rail 10, and the extreme point department on another right angle edge is connected with the pivot 12 of spiked cylinder 5. The inclined edge of the right-angled triangle bracket forms an acute included angle of 30 degrees with the plastic plate 2.

The diaphragm obtained after the battery is just disassembled, the positive pole piece and the negative pole piece are stuck on the diaphragm due to the electrolyte, but the adhesive force is not large, so when the device is designed, the baffle 3 is selected to incline at an angle of 30 degrees, and the positive pole piece and the negative pole piece are separated from the diaphragm by utilizing the self gravity of the negative pole piece and the blocking action of the scraper; and the baffle 3 prevents the upper positive plate from falling into the negative plate material box or falling to the ground.

The use method of the separation and collection device comprises the following steps: the diaphragm and the pole piece that obtain after disassembling are placed on plastic slab 2, draw and get the diaphragm end and pass the 14 lower extremes of the collapsible scraper blade of second, first collapsible scraper blade 4 upper end then the card is on area nail cylinder 5, it continues to convolute the diaphragm to rotate cylinder handle 6, the collapsible scraper blade of second 14 scrapes down positive pole piece and piles up on plastic slab 2, diaphragm downside negative pole piece then because the action of gravity is automatic drops to the negative pole piece material case of lower extreme, first collapsible scraper blade 4 glues on the diaphragm in order to prevent the pole piece that partly does not drop automatically, the positive pole piece material case of below is then got into to accumulational positive pole piece on plastic slab 2, splendid attire positive pole piece promptly, then realized just, the separation of negative pole piece is collected.

The embodiments of the present invention have been described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims

1. The utility model provides a device that is used for laminate polymer battery diaphragm and positive negative pole piece separation to collect which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

an operation bench (7);

the material box (1), the material box (1) is arranged in the operating rack (7);

the plastic plate (2), the plastic plate (2) is positioned above the material box (1);

the material box comprises two baffle plates (3), and the two baffle plates (3) are arranged above the material box (1) in parallel at intervals;

the nail-carrying roller (5) is rotatably connected between the two baffle plates (3) through a rotating shaft (12) and is positioned above the plastic plate (2);

the handle (6), the said handle (6) couples to one end of the spindle (12), the handle (6) is used for driving the spindle (12) and carrying the nail cylinder (5) to rotate together;

the first retractable scraper (4) is positioned between the two baffles (3) and is positioned on one side, close to the nailed roller (5), of a connecting line of the nailed roller (5) and the plastic plate (2);

the second retractable scraper (14) is positioned between the two baffles (3) and is positioned on one side, close to the plastic plate (2), of the connecting line of the belt nail roller (5) and the plastic plate (2).

2. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the upper end of the operating platform frame (7) is provided with a pair of first sliding rails (8) and second sliding rails (10) which are arranged in parallel at intervals, the two baffles (3) are respectively connected with the first sliding rails (8) and the second sliding rails (10), and the interval distance between the two baffles (3) can be changed through the first sliding rails (8) and the second sliding rails (10).

3. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: and a rotating shaft (12) of the belt nail roller (5) is detachably connected to the baffle (3) through a second screw (13).

4. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the first retractable scraper (4) and the second retractable scraper (14) are detachably connected to the baffle (3) through first screws (11).

5. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the baffle (3) is a right-angled triangle support, and one right-angled edge is provided with an outward extending edge which is positioned above the plastic plate (2).

6. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 5 is characterized in that: and an acute included angle between the hypotenuse of the right triangle support and the plastic plate (2) is 30 degrees.

7. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the first retractable scraper (4) and the second retractable scraper (14) are of triangular prism structures, and edges of the first retractable scraper and the second retractable scraper are rounded.

8. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the belt nail roller (5) comprises a cylindrical barrel body, and a plurality of cone-shaped bulges are distributed on the cylindrical surface of the barrel body.

9. The device for the separation and collection of the separator and the positive and negative plates of the soft-package battery according to claim 1 is characterized in that: the material box (1) comprises a positive plate material box and a negative plate material box, the negative plate material box is close to one side of the nail-carrying roller (5), and the positive plate material box is far away from one side of the nail-carrying roller (5).